| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Belgium | 2 | |
| #3 | France | 2 | |
| #4 | United States | 2 | |
| #5 | Canada | 1 | |
| #6 | Switzerland | 1 | |
| #7 | Denmark | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Dentistry | |
| #2 | Brushes | |
| #3 | Physical therapy devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Behrend Hans | 9 |
| #2 | Hans Behrend | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1275764C | Bristle shaft bundle and bristle shaft devices for total subgingival rinsing of peridontal pockets, peridontal pocket rims and tooth surfaces | |
| DK535186D0 | Brush bottom and brush fittings for total subgingival cleaning of dental pockets, dental pockets and dentals | |
| DE3516804A1 | BRISTLE BUNCH AND BRUSH SHAFTS FOR TOTAL SUBGINGIVAL TOOTH POCKETS, TOOTH POCKET EDGE AND TOOTH SURFACE WASHING | |
| US4020522A | Bristle ring for use in dental care |